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- Browsing 1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991 by Issue Date
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Browsing 1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991 by Issue Date
Now showing items 1-20 of 48
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Bloodsmears were taken from separate groups of five helmeted guineafowls, Numida meleagris, shot at approximately monthly intervals at Skukuza and near Lower Sabie in the Kruger National Park during the period August 1988 ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Culicoides (Avaritia) miombo sp. nov. is described and illustrated from both sexes collected in northern Malawi. Two references in the literature have previously referred to this new species as either C. brosseti Vattier ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The clinical features and pathological findings of 6 steers drenched with dried plant material of Cestrum laevigatum are described. Doses ranging from 0,5 to 10g/kg/day were given intraruminally for 1 to 38 days. Animals ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The helminths of 25 kudu, Tragelaphus strepsiceros, from 3 localities in the eastern Cape Province were collected, counted and identified. The majority of kudu harboured no worms, and the burdens of those infected were ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)A total of 678 fish from 26 different sites along 8 river systems was examined for the presence of trout viruses. No isolations of any viruses were made from any fish collected from these systems in Natal during this study. ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Pathological findings and liver and kidney analyses confirmed that cattle had died of chronic copper poisoning on a farm in the north-eastern Transvaal. This is the first known published record of chronic copper intoxication ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Two field trials, one with suckling Merino ewe lambs and the other with yearling Dohne Merino rams, are described. In these the anthelmintic efficacy of febantel (a benzimidazole), ivermectin, levamisole and morantel are ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Recently a suspected outbreak of African horsesickness in the Western Cape Province resulted in the deaths of four foals and one adult horse. Spleen samples from these animals were subjected to analysis by an enzyme-linked ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Two adult Angora goats were slaughtered each month for 24 consecutive months on a farm in Valley Bushveld in the eastern Cape Province. On the same farm 2 Angora goat kids were slaughtered each month for 2 consecutive years ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The development of the tick-borne rickettsial pathogen Cowdria ruminantium (S stock) was studied in bovine umbilical endothelial (BUE) cell cultures and in goat choroid plexus, by light- and electron microscopy. Cowdria ...
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(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1991)Free-living ticks were collected by means of drag-sampling in 32 of the 35 landscape zones of the Kruger National Park during a period of 1 calendar month. Of the 18 199 specimens collected, 99,53% were larvae, 0,05% nymphs ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)A drop in egg production associated with loss of pigment and soft-shelled eggs was experienced on a farm in the Western Cape. Investigations revealed high levels of antibodies against adenovirus 127, the causative agent ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Culicoides spp. in the Lowveld of the northern Transvaal, Republic of South Africa, were fed bluetongue virus serotypes 3 and 6 and African horsesickness virus serotype 1 through latex and chicken skin membranes. After ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The effect of tick infestation of Hereford, Bonsmara and Nguni cows on the weaning masses of their calves in a dipping versus non-dipping situation was investigated. Breed had a major effect on the level of tick infestation, ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Seventy-six helmeted guineafowls (Numida meleagris) were shot in the Andries Vosloo Kudu Reserve and on an adjacent farm in the eastern Cape Province during the period May 1985 to January 1987 and their tick burdens ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The helminths of 4 suni, Neotragus moschatus, from the Tembe National Elephant Park, KwaZulu, Natal, were collected, counted and identified. Cooperia hungi, a race of Cooperia rotundispiculum, Haemonchus vegliai, Setaria ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Amblyomma hebraeum male and female ticks, experimentally infected as larvae with the Ball 3 stock of Cowdria ruminantium, were fed on a heartwater susceptible sheep. The initial attachment of the males was required as a ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)The biochemical, morphological and virulence profiles of 44 Bacillus anthracis isolates, obtained from various localities and carcass remains of wild animals in the Kruger National Park, South Africa, were examined. The ...
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(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)Seven batches of 25% water-phase, oil-in-water vaccine were prepared from whole cultures of Tritrichomonas foetus. Two inoculations were given, spaced 6 weeks apart, to virgin heifers and infected bulls. A significant ...
Now showing items 1-20 of 48